Re: PR/56050 CVS commit: src/sys/dev/usb

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR kern/56050; it has been noted by GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: PR/56050 CVS commit: src/sys/dev/usb
Date: Fri, 4 Jun 2021 16:24:19 +0000

 On Wed, May 26, 2021 at 10:40:02PM +0000, Taylor R Campbell wrote:
  >  Modified Files:
  >  	src/sys/dev/usb: xhci.c
  >  
  >  Log Message:
  >  xhci: Fix logic in waiting for command queue access.
  >  
  >  _Either_ an existing command in progress, _or_ an existing suspend in
  >  progress that is not done by us, should block us; the logic I wrote
  >  previously erroneously blocked only if both conditions happened at
  >  the same time.
  >  
  >  Should fix issue reported by Andrius V in the PR kern/56050 followup
  >  discussion.
  >  
  >  To generate a diff of this commit:
  >  cvs rdiff -u -r1.140 -r1.141 src/sys/dev/usb/xhci.c
 
 John Klos also wrote in to say that this fixed the problem on his rpi
 4, but gnats bobbled the message.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost